The Dow set its fifth straight record, rising 0.7% as investor optimism about the U.S. economy grew. The S&P 500 gained 0.6% and the Nasdaq advanced 0.7%.

The Dow set its fifth straight record, rising 0.7% as investor optimism about the U.S. economy grew. The S&P 500 gained 0.6% and the Nasdaq advanced 0.7%.